"STAR POWER: Mayweather vs. Ortiz" is promoted by Mayweather Promotions and Golden Boy Promotions, and sponsored by Cerveza Tecate, DeWALT Tools and AT&T. The 12-round mega-fight, which will be contested for Ortiz's WBC Welterweight World Championship, will take place Saturday, Sept. 17 at MGM Grand in Las Vegas, Nev.

The Power of STAR POWER:

· Mayweather has acquired 100,671 new Twitter followers since June 7, the day "STAR POWER" was announced, bringing his total number of followers to 1,353,568 (as of July 7 at 5:45 p.m. ET).

· On the day the fight was announced, Ortiz was mentioned more than 100 more times than Mayweather on Twitter causing him to trend worldwide for the first time.

· During last week's "STAR POWER" press tour, media members and fans turned out in droves in both New York City and Los Angeles to be a part of the out-of-this-world events.

· Fans started lining up in front of the Hudson Theatre in New York beginning at 6:00 a.m. In Los Angeles, fans notified Golden Boy Promotions via Twitter that they were camping out all day at the NOKIA Plaza at L.A. Live to save their spot for the 8:00 p.m. start of the event. Additionally, more than 500 people entered to win two prize packages to attend the fight, which were given away prior to the press conference.

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Tickets are priced at $1,250, $1,000, $600, $300 and $150, not including applicable service charges, with a total ticket limit of twelve (12) per person. Ticket sales are limited to ten (10) per person at the $1,250, $1,000, $600 and $300 price levels with a ticket limit of two (2) per person at the $150 price level. To charge by phone with a major credit card, call Ticketmaster at (800) 745-3000. Tickets also are available for purchase at www.mgmgrand.com or www.ticketmaster.com.

HBO®'s Emmy® Award-winning all-access series "24/7" premieres an all-new edition when "24/7 Mayweather/Ortiz" debuts Saturday, Aug. 27 at 10:00 p.m. ET/PT. The four-part series will air for three consecutive Saturday nights before the finale airs the night before the welterweight championship showdown in Las Vegas.